STM32CubeIDE (MCUs)

Ask questions on STM32CubeIDE. Discuss how to build, debug, configure, and optimize your project as well as how to use our software tools.

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STM32CubeCLT 1.19.0 released

We are pleased to announce that the release 1.19.0 of STM32CubeCLT is available. What is new in 1.19.0: Support for ST Arm Clang toolchainMaintenance of the previous versionUpdated in accordance with STM32CubeIDE v1.19.0 Main fixed issues in 1.19.0: ...

Resolved! [Resolved] STM32CubeIDE project creation issue

Updated post to reflect permanent fix Dear STM32CubeIDE user, Further to the recent STM32CubeIDE project creation issue, we would like to inform you that a solution is now available for you. This permanent fix applies to all STM32CubeIDE versions. I...

STM32CubeIDE 1.19.0 released

We are pleased to announce that the release 1.19.0 of STM32CubeIDE is available. What is new in 1.19.0: Microcontroller, microprocessor, and board lists aligned with STM32CubeMX v6.15.0:Added the support for STM32MP21xx microprocessors to the STM32MP...

STM32CubeIDE 2.0 release - early heads-up!

Starting from the release in November 2025, STM32CubeIDE and STM32CubeMX will be available exclusively in their standalone versions. STM32CubeMX will no longer be integrated inside STM32CubeIDE. Instead, the two tools will be interoperable in the sam...

unable to bootup CYW4373 (2BC/2AE) with STM32L4R9.

HiI'm using STM32L4R9 (I have L4R9I-Eval and on my custom board I am using STM32L4S9ZIJ6) with CYW4373 (I am using EAR00436 and its uSD Adapter, which use 2BC module from Murata which is also mounted directly on my custom board), with ThreadX and Net...

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_uttam by Associate
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Using vectors in stm32 mcus, vectors in live variables

Is it possible to use dynamic size vectors in stm32 processors (to a certain level)? There is a function where I need dynamic size arrays. If it is possible/decent, how do I see them in live variables? When trying I only see the first element (correc...

avi_m by Associate
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Resolved! Target USB Comms error

Hello all,I am programming on the NUCLEO-C031C6 and have some errors debugging the project. I have connected the board with micro-usb as it must. However i get following error message:Thank you in advance.

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Error while executing with gdb and stm32 processor

Hello, Any idea on which condition below error comes uphandleTargetDeviceEvent(): GDB session, device event: 3handleTargetDeviceEvent(): GDB session, device event: 1Device_GetStatus(): ST-LINK device status: LOCKUPSTM32_SystemReset(): Enter STM32_Sys...

Rashmi by Associate
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STM32H735 Quad SPI External Flash Macronix MX25L12835F

Hello,I have a board contains STM32H735 MCU and external flash macronix MX25L12835F (only capable of quad spi interface).This board is also LCD controller based on touchGFX and the external flash suppose to contain the GUI assets,Therefor external lo...

dgold.1 by Associate III
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Resolved! RTC to Coordinated Universal Time (UTC)

Hello everyone, I am using an STM32U575RG, and I would like to know if anyone can help me understand or show me how to use the RTC and convert it to Coordinated Universal Time (UTC).

inouee by Associate II
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Resolved! STM32H750B-DK with Touchgfx

I’m using the STM32H750B-DK board to explore FD CAN integration with TouchGFX.  I currently have the FD CAN working but I can't get the touchgfx to work properly.  Is there anyway to merge a touchgfx project with a STM32H750B-DK stm32cubeide?  To cla...

DylanWalt by Associate II
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  • 3 replies
  • 1 kudos

ST32F469I AU1 Serial port issue on Cube IDE

Hi All I am having difficulty getting the serial to work through the STlink on the STM32F469I AU1 (MB1189B) version. I have tried all the suggestions in the previous posts on the forms. The uart is set with the correct pins according to the schematic...